-448 BLACK BUNA 70D O-RING

This o-ring is supplied in AS568-448 black Buna-N (Nitrile) 70 Shore A measuring an inside diameter of 9.475 in (240.67 mm), a cross section of 0.275 in (6.99 mm), and an outside diameter of 10.025 in (254.64 mm), catalogued under part number H70448. It delivers dependable bidirectional sealing in a compact groove envelope.

Buna-N (Nitrile) is specified here for economical choice for high-volume maintenance programs and most widely specified general-purpose sealing elastomer. The compound resists greases and lubricants, petroleum-based oils, and hydraulic fluids. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Verify compatibility before use with ozone and direct sunlight or ketones.

Common environments for this compound include fluid power, general industrial maintenance, and automotive.

Stocked as H70448 and sold individually. Unit weight is approximately 0.0368 g and nominal inside diameter is listed as 9 1/2 inch. Application requirements vary, so validate compatibility with your process conditions prior to installation. APG can cross-reference from an existing part number, a drawing or a physical sample if this size is not an exact match.